ATE215666T1 - Zweiteilige ventilschaftdichtung - Google Patents

Zweiteilige ventilschaftdichtung

Info

Publication number
ATE215666T1
ATE215666T1 AT97114653T AT97114653T ATE215666T1 AT E215666 T1 ATE215666 T1 AT E215666T1 AT 97114653 T AT97114653 T AT 97114653T AT 97114653 T AT97114653 T AT 97114653T AT E215666 T1 ATE215666 T1 AT E215666T1
Authority
AT
Austria
Prior art keywords
valve stem
stem seal
cylindrical shell
seal assembly
piece valve
Prior art date
Application number
AT97114653T
Other languages
English (en)
Inventor
Karry Kirschner
Milton L Griswold
Original Assignee
Freudenberg Carl Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Freudenberg Carl Kg filed Critical Freudenberg Carl Kg
Application granted granted Critical
Publication of ATE215666T1 publication Critical patent/ATE215666T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/08—Valves guides; Sealing of valve stem, e.g. sealing by lubricant

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Lift Valve (AREA)
  • Valve Housings (AREA)
  • Mechanically-Actuated Valves (AREA)
AT97114653T 1997-05-07 1997-08-23 Zweiteilige ventilschaftdichtung ATE215666T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/852,836 US5775284A (en) 1997-05-07 1997-05-07 Two-piece valve stem seal

Publications (1)

Publication Number Publication Date
ATE215666T1 true ATE215666T1 (de) 2002-04-15

Family

ID=25314349

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97114653T ATE215666T1 (de) 1997-05-07 1997-08-23 Zweiteilige ventilschaftdichtung

Country Status (6)

Country Link
US (1) US5775284A (de)
EP (1) EP0877150B1 (de)
AT (1) ATE215666T1 (de)
DE (1) DE59706866D1 (de)
DK (1) DK0877150T3 (de)
ES (1) ES2175236T3 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6270082B1 (en) 1999-09-14 2001-08-07 Dana Corporation Coextruded valve stem seal
US6209504B1 (en) 1999-09-14 2001-04-03 Dana Corporation Heavy-duty valve stem seal
US6450143B1 (en) 1999-09-14 2002-09-17 Dana Corporation Heavy-duty valve stem seal assembly
US6269787B1 (en) * 1999-12-22 2001-08-07 Dana Corporation Rocker cover gasket assembly with integral valve stem seals
US6205969B1 (en) * 1999-12-22 2001-03-27 Dana Corporation Multi-seal retainer assembly and method for making the same
US6516769B2 (en) * 2001-02-26 2003-02-11 Dana Corporation Valve seal assembly with dual finger retainer system
US6527275B2 (en) 2001-05-16 2003-03-04 Dana Corporation Molded rubber jacket with fabric reinforcement for valve stem seal
US6609700B2 (en) * 2001-05-31 2003-08-26 Dana Corporation Valve seal assembly with spring finger retainer
US6647943B2 (en) 2001-07-31 2003-11-18 Dana Corporation Valve stem seal assembly with locator system
US6848671B2 (en) * 2001-11-29 2005-02-01 Dana Corporation Valve spring anti-rotation apparatus
US6764079B1 (en) * 2002-04-19 2004-07-20 Dana Corporation Valve seal assembly with straight-walled retainer
US6877749B2 (en) * 2002-11-25 2005-04-12 International Engine Intellectual Property Company, Llc Seal for use with a movable rod
US6761141B2 (en) * 2002-12-10 2004-07-13 Dana Corporation Valve stem seal with built-in sprue
DE10325764B3 (de) * 2003-06-05 2005-08-04 Carl Freudenberg Kg Ventilschaftabdichtung für Brennkraftmaschinen
US6901902B1 (en) * 2004-02-25 2005-06-07 Freudenberg-Nok General Partnership Two-piece valve stem seal
US7900932B2 (en) * 2004-08-03 2011-03-08 Dana Automotive Systems Group, Llc Valve stem sealing assembly
EP1749980B1 (de) * 2005-08-01 2011-03-09 CORCOS INDUSTRIALE S.a.s. di Externa Italia S.r.l. Ventilschaftdichtung für eine Brennkraftmaschine
US7533641B1 (en) 2006-04-17 2009-05-19 Jason Stewart Jackson Poppet valve and engine using same
US7311068B2 (en) 2006-04-17 2007-12-25 Jason Stewart Jackson Poppet valve and engine using same
US9500106B2 (en) * 2009-05-20 2016-11-22 Freudenberg—NOK General Partnership Two-piece valve stem seal
US9416690B2 (en) * 2009-07-30 2016-08-16 Freudenberg-Nok General Partnership Reduced inertia valve stem seal flange
EP2540999B1 (de) * 2011-06-29 2014-07-09 Caterpillar Motoren GmbH & Co. KG Ventilschaftdichtung für einen Verbrennungsmotor
US8601991B2 (en) 2011-08-02 2013-12-10 Freudenberg-Nok General Partnership Low profile valve stem seal in cylinder head
DE102011083743A1 (de) * 2011-09-29 2013-04-04 Aktiebolaget Skf Ventilschaftdichtung
US8893681B2 (en) * 2013-03-07 2014-11-25 Freudenberg-Nok General Partnership Pressure support for engine valve stem seals
ITUA20162719A1 (it) * 2016-04-19 2017-10-19 Freudenberg Sealing Tech S A S Di Externa Italia S R L U Guarnizione per una valvola di un motore a combustione interna
US10746062B2 (en) * 2018-04-04 2020-08-18 Freudenberg Sealing Technologies S.A.S. Di Externa Italia S.R.L.U. Gasket with an improved heat dissipation capacity for a valve of an internal combustion engine

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3554562A (en) 1967-06-21 1971-01-12 Gen Motors Corp Valve stem seal assembly
US3480286A (en) * 1967-08-09 1969-11-25 Victor Mfg & Gasket Co Valve stem seal
US3554180A (en) 1969-03-21 1971-01-12 Gen Motors Corp Valve stem seal
US3699942A (en) * 1971-02-17 1972-10-24 Forest J Moray Adjustable valve stem oil seals for old and new internal combustion engines
US3782684A (en) * 1971-09-20 1974-01-01 Rockwell International Corp Seat insert for butterfly-type valves
DE3711436C1 (de) * 1987-04-04 1988-07-21 Goetze Ag Montagevorrichtung fuer Ventilschaftabdichtungen
US4811960A (en) * 1987-08-10 1989-03-14 Microdot Inc. Fixed valve stem oil seal
DE3902518A1 (de) * 1989-01-28 1990-08-02 Goetze Ag Ventilschaftabdichtung
US4909202A (en) * 1989-06-30 1990-03-20 Dana Corporation Frustoconical valve stem sealing element
US4947811A (en) * 1989-06-30 1990-08-14 Dana Corporation Floating valve stem seal
US4928644A (en) * 1989-07-30 1990-05-29 Travis Gilbert E Lubrication control
US5002018A (en) * 1989-11-07 1991-03-26 Enginetech, Inc. Umbrella seal for an automobile valve stem
US5062397A (en) * 1990-09-07 1991-11-05 Eaton Corporation Valve stem seal
US5129624A (en) * 1990-11-15 1992-07-14 M&Fc Holding Company, Inc. Valve stem sealing means for prevention of fugitive emissions
US5110142A (en) * 1990-11-30 1992-05-05 Macrotech Fluid Sealing, Inc. Valve stem oil seal
US5067449A (en) * 1991-04-12 1991-11-26 Tecumseh Products Company Fitted crankcase breather valve assembly
DE4119952A1 (de) * 1991-06-18 1992-12-24 Goetze Ag Ventilschaftabdichtung
US5174256A (en) * 1991-11-25 1992-12-29 Dana Corporation Variable guide height valve seal
US5472216A (en) * 1994-09-30 1995-12-05 Parker-Hannifin Corporation Seal ring for valve stem
IT1276427B1 (it) * 1995-06-21 1997-10-31 Corcos Ind Spa Guarnizione di tenuta per una valvola di un motore a combustione interna.
US5558056A (en) * 1995-11-14 1996-09-24 Freudenberg-Nok General Partnership Two-piece valve stem seal

Also Published As

Publication number Publication date
ES2175236T3 (es) 2002-11-16
DE59706866D1 (de) 2002-05-08
EP0877150B1 (de) 2002-04-03
EP0877150A1 (de) 1998-11-11
US5775284A (en) 1998-07-07
DK0877150T3 (da) 2002-07-29

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee